新视野大学英语第三册第八单元.pdfVIP

新视野大学英语第三册第八单元

LegalandMoralImplications

ofCloning

NHCE-BIII-Unit8MENU

I.Objectives

II.Preview

III.Leading-in

IV.SectionA-Text

V.AnswerstoExercises

VI.ExtensiveTasks

VII.TestingYourself

VIII.Homework

NHCE-BIII-Unit8I:Objectives

MENU

Objectives

Studentswould:?1.beabletosuccessfullyfinishlistening,

speaking,readingandwritingtasksrelatedtothetheme–

Cloning:thePandora’sbox?–withthehelpofthemevocabulary.

2.improvetheaccuracyoftheirspokenandwrittenoutput,

thankstothemewordsandexpressions.

3.improvethefluencyoftheirspokenoutputduringthe

completionofthechainsoftasks.

4.understandbasicknowledgeofcloning.

ClonedAnimals

Whatanimalsdoyouknowhavebeenclonedsofar?

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Dolly

Dolly,thefirstmammaltobe

clonedfromadultDNA,was

putdownbylethalinjection

Feb.14,2003.Priortoher

death,Dollyhadbeen

sufferingfromlungcancerand

cripplingarthritis.Although

mostFinnDorsetsheepliveto

be11to12yearsofage,

postmortemexaminationof

Dollyseemedtoindicatethat,

otherthanhercancerand

arthritis,sheappearedtobe

quitenormal.

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IdahoGem

Theworldsfirst

clonedmule,was

bornonMay4.Heis

anidenticalgenetic

copyofhisbrother,a

championracingmule

calledTaz,andthe

firstclonetobeborn

intheequinefamily.

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Cc

Theworldsfirstcloned

kitten,namedCc.Itwas

createdbyscientistsin

Texasusingacelltaken

fromanadulttortoiseshell

female(seenextpicture).

Thephoto,takenon

December222001when

thekittenwasseven

weeksold,wasmade

publicinFebruary2002.

MENU

Noel,Angel,Star,Joy,Mary?Fiveclonedpiglets,

borninVirginia,USA

onMarch52000.The

worldsfirstcloned

pigletswereproduced

byPPLTherapeutics

fro